Solving by Completing the Square and the Quadratic Formula Worksheet :
Here we are going to see some practice questions on solving quadratic equations by completing the square and quadratic formula.
(1) Solve the following quadratic equations by completing the square method
(i) 9x2 −12x + 4 = 0 Solution
(ii) (5x + 7)/(x - 1) = 3x + 2 Solution
(2) Solve the following quadratic equations by formula method
(i) 2x2 −5x + 2 = 0 Solution
(ii) √2f2 −6f + 3√2 = 0 Solution
(iii) 3y2 −20y - 23 = 0 Solution
(iv) 36y2 −12ay + (a2 −b2) = 0 Solution
(3) A ball rolls down a slope and travels a distance d = t2 −0.75t feet in t seconds. Find the time when the distance travelled by the ball is 11.25 feet. Solution
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